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  <title>Set process group id for job control</title>

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 <div class="refnamediv">
  <h1 class="refname">posix_setpgid</h1>
  <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">posix_setpgid</span> &mdash; <span class="dc-title">Set process group id for job control</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.posix-setpgid-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">bool</span> <span class="methodname"><strong>posix_setpgid</strong></span>
    ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$pid</code></span>
   , <span class="methodparam"><span class="type">int</span> <code class="parameter">$pgid</code></span>
   )</div>

  <p class="para rdfs-comment">
   Let the process <em><code class="parameter">pid</code></em> join the process group
   <em><code class="parameter">pgid</code></em>. 
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.posix-setpgid-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">pid</code></em></dt>

     <dd>

      <p class="para">
       The process id.
      </p>
     </dd>

    
    
     <dt>
<em><code class="parameter">pgid</code></em></dt>

     <dd>

      <p class="para">
       The process group id.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.posix-setpgid-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.posix-setpgid-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member">
     See POSIX.1 and the setsid(2) manual page on the POSIX system for more
     informations on process groups and job control.
    </li>
   </ul>
  </p>
 </div>


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